| /* |
| * Copyright (c) 2018 ARM Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #ifndef __ARM_COMPUTE_CLCHANNELSHUFFLELAYER_H__ |
| #define __ARM_COMPUTE_CLCHANNELSHUFFLELAYER_H__ |
| |
| #include "arm_compute/runtime/CL/ICLSimpleFunction.h" |
| |
| namespace arm_compute |
| { |
| class ICLTensor; |
| |
| /** Basic function to run @ref CLChannelShuffleLayerKernel |
| * |
| * @note The function performs a channel shuffle operation on the input tensor. Given NCHW tensor with group G, it will |
| * first divide the channels into G groups, C = (G * C'), and perform a transpose of the channel, which gives C = (C' * G). |
| * for more details see: https://arxiv.org/pdf/1707.01083.pdf |
| */ |
| class CLChannelShuffleLayer : public ICLSimpleFunction |
| { |
| public: |
| /** Initialize the function |
| * |
| * @param[in] input Input tensor. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 |
| * @param[out] output Output tensor. Data type supported: Same as @p input |
| * @param[in] num_groups Number of groups. Must be greater than 1 and the number of channels of the tensors must be a multiple of the number of groups. |
| */ |
| void configure(const ICLTensor *input, ICLTensor *output, unsigned int num_groups); |
| /** Static function to check if given info will lead to a valid configuration of @ref CLChannelShuffleLayerKernel |
| * |
| * @param[in] input Input tensor. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 |
| * @param[out] output Output tensor. Data type supported: Same as @p input |
| * @param[in] num_groups Number of groups. Must be greater than 1 and the number of channels of the tensors must be a multiple of the number of groups. |
| * |
| * @return a status |
| */ |
| static Status validate(const ITensorInfo *input, const ITensorInfo *output, unsigned int num_groups); |
| }; |
| } // namespace arm_compute |
| #endif /* __ARM_COMPUTE_CLCHANNELSHUFFLELAYER_H__ */ |